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Confirmation by examination and through provision of objective evidence that ETAE specified requirements have been fulfilled. [ISO 9000]

Confirmation by examination and through provision of objective evidence that the requirements for a specific intended use or application have been fulfilled. [ISO 9000]

A framework to describe the software development lifecycle activities from requirements specification to maintenance. The V-model illustrates how Testing activities can be integrated into each phase of the software development lifecycle.

A high-level user or business requirement commonly used in Agile software development, typically consisting of one or more sentences in the everyday or business language capturing what Functionality a user needs, any non- functional criteria, and also includes Acceptance criteria. See also agile software development, requirement.

All components of a system that provide information and controls for the user to accomplish specific tasks with the system.

A person’s perceptions and responses resulting from the use or anticipated use of a software product.

Testing to determine the extent to which the software product is understood, easy to learn, easy to operate and attractive to the users under specified conditions. [After ISO 9126]

A requirement on the usability of a component or system.

The capability of the software to be understood, learned, used and attractive to the user when used under specified conditions. [ISO 9126]

The capability of the software product to enable the user to understand whether the software is suitable, and how it can be used for particular tasks and conditions of use. [ISO 9126] See also usability.